Oil-water separation device for catering waste

By using oil-resistant and water-repellent cloth and a servo motor-driven rope system in the oil-water separation device for food waste, the problem of incomplete oil-water separation was solved, achieving efficient oil-water separation and recycling.

CN224325204UActive Publication Date: 2026-06-05YIXING XIWEI HEATING & VENTILATION DEVICES & MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YIXING XIWEI HEATING & VENTILATION DEVICES & MATERIALS CO LTD
Filing Date
2025-06-23
Publication Date
2026-06-05

AI Technical Summary

Technical Problem

Existing oil-water separation devices for food waste are prone to remixing of oil and water during oil retrieval due to external environmental factors such as stirring by operators, making complete separation impossible.

Method used

The system employs an oil- and water-repellent fabric and a servo motor-driven rope system. By pulling the rope, the oil- and water-repellent fabric is separated into layers. The oil and water are effectively separated and recycled using a pressure wire assembly and a scraping assembly.

Benefits of technology

It achieves effective separation and recovery of oil and water, reduces the possibility of oil and water remixing, and improves separation efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of oil-water separation devices for catering garbage, including separation pond, the first rotating seat is fixedly connected with one side of separation pond, the first rotating seat rotating shaft is provided with oil and water repellent cloth, the first rotating seat side is provided with first power component, the both sides of separation pond are fixedly connected with support plate, the first gantry is fixedly connected with the support plate top, the first gantry top is provided with line pressing assembly, the support plate top and located the first gantry side fixedly connected with second gantry, the second gantry bottom is provided with scraping assembly, the first rotating seat is fixedly connected with one side of separation pond. In the utility model, line pressing assembly is used to press the rope to the oil-water interface, so that the second power component makes the rope pull oil and water repellent cloth, and the oil and water that have been layered are separated by oil and water repellent cloth, so as to facilitate subsequent salvage treatment to the oil above.
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Description

Technical Field

[0001] This utility model relates to the field of oil-water separation technology, and in particular to an oil-water separation device for catering waste. Background Technology

[0002] Food waste refers to food scraps generated during household, catering, and food processing, including organic matter such as fruit peels, vegetables, and meat. Its high water content, easy perishability, and susceptibility to pathogens present challenges for its treatment. However, through technologies such as anaerobic fermentation, it can be transformed into bioenergy, organic fertilizer, or animal feed, achieving resource utilization. Scientific sorting and professional collection are crucial; direct landfilling or incineration must be avoided to reduce environmental pollution.

[0003] Existing methods for separating oil and water in food waste often encounter problems during the oil retrieval process. External environmental factors, such as stirring by operators, can cause the oil and water to remix, hindering complete oil separation. To overcome these drawbacks, this invention provides an oil-water separation device for food waste. Utility Model Content

[0004] The purpose of this invention is to address the shortcomings of existing technologies by proposing an oil-water separation device for food waste.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: an oil-water separation device for catering waste, comprising a separation tank, a first rotating seat fixedly connected to one side of the separation tank, an oil- and water-repellent cloth provided on the rotating shaft of the first rotating seat, a first power component provided on one side of the first rotating seat, support plates fixedly connected to both sides of the separation tank, a first gantry frame fixedly connected to the top of the support plates, a pressure wire component provided at the top of the first gantry frame, a second gantry frame fixedly connected to the top of the support plates and located on one side of the first gantry frame, a scraping component provided at the bottom of the second gantry frame, a second rotating seat fixedly connected to one side of the separation tank, a pull rope provided on the rotating shaft of the second rotating seat, a second power component provided on one side of the second rotating seat, a second roller fixedly connected to one side inside the separation tank, and one end of the pull rope and one end of the oil- and water-repellent cloth fixedly connected.

[0006] Furthermore, the first power assembly includes a first servo motor fixedly connected to one side of the first rotating seat, and the output end of the first servo motor passes through the first rotating seat and is fixedly connected to the rotating shaft inside the first rotating seat.

[0007] Furthermore, the pressing assembly includes an electric push rod fixedly connected to the top of the first gantry frame, and the output end of the electric push rod passes through the first gantry frame and is fixedly connected to a first roller.

[0008] Furthermore, the scraping assembly includes several limiting telescopic rods fixedly connected to the bottom end of the second gantry frame, a spring fixedly connected to the bottom end of the second gantry frame and around the limiting telescopic rods, a second scraper fixedly connected to the output end of the limiting telescopic rods, and a first scraper fixedly connected to the top end of the separation pool and below the second scraper.

[0009] Furthermore, the second power assembly includes a second servo motor fixedly connected to one side of the second rotating seat, and the output end of the second servo motor is fixedly connected through the rotating shaft inside the second rotating seat.

[0010] Furthermore, a PLC controller is fixedly connected to one side of the first gantry frame, and a control panel is fixedly connected to the first gantry frame below the PLC controller. The control panel and the PLC controller are electrically connected.

[0011] The beneficial effects of this utility model are:

[0012] In use, the pull rope is pressed to the oil-water boundary by the pressure wire assembly, and the second power assembly pulls the oil-repellent and water-repellent cloth by the pull rope. The oil-repellent and water-repellent cloth separates the oil and water that have been separated, so that the oil on top can be retrieved later. After the processing is completed, when the oil-repellent and water-repellent cloth is recycled, the scraping assembly scrapes off the small amount of oil and water adsorbed on the oil-repellent and water-repellent cloth. Attached Figure Description

[0013] To more clearly illustrate the technical solution of this utility model, the drawings used in the description of the specific embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0014] Figure 1 : A perspective view of the left front of this utility model;

[0015] Figure 2 The present utility model Figure 1 Enlarged schematic diagram of the structure at point A in the middle;

[0016] Figure 3 : A perspective view of the front right side of this utility model.

[0017] The attached figures are labeled as follows:

[0018] 1. Separation tank; 2. First rotating seat; 3. Oil-resistant and water-repellent cloth; 4. First servo motor; 5. First gantry frame; 6. Electric push rod; 7. First roller; 8. Second roller; 9. Pull rope; 10. Second gantry frame; 11. First scraper; 12. Limiting telescopic rod; 13. Spring; 14. Second scraper; 15. Support plate; 16. Second rotating seat; 17. Second servo motor; 18. PLC controller; 19. Control panel. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0020] like Figure 1-3 As shown, an oil-water separation device for food waste is disclosed, comprising a separation tank 1, a first rotating seat 2 fixedly connected to one side of the separation tank 1, an oil- and water-repellent cloth 3 provided on the rotating shaft of the first rotating seat 2, a first power component provided on one side of the first rotating seat 2, support plates 15 fixedly connected to both sides of the separation tank 1, a first gantry frame 5 fixedly connected to the top of the support plates 15, a pressure component provided at the top of the first gantry frame 5, a second gantry frame 10 fixedly connected to the top of the support plates 15 and located on one side of the first gantry frame 5, a scraping component provided at the bottom of the second gantry frame 10, a second rotating seat 16 fixedly connected to one side of the separation tank 1, a pull rope 9 provided on the rotating shaft of the second rotating seat 16, a second power component provided on one side of the second rotating seat 16, a second roller 8 fixedly connected to one side inside the separation tank 1, and one end of the pull rope 9 fixedly connected to one end of the oil- and water-repellent cloth 3.

[0021] As shown in the figure, the first power assembly includes a first servo motor 4 fixedly connected to one side of the first rotating seat 2. The output end of the first servo motor 4 passes through the first rotating seat 2 and is fixedly connected to the rotating shaft inside the first rotating seat 2, and is used to provide power for the recycling of the oil-resistant and water-repellent cloth 3.

[0022] As shown in the figure, the pressure assembly includes an electric push rod 6 fixedly connected to the top of the first gantry 5. The output end of the electric push rod 6 passes through the first gantry 5 and is fixedly connected to a first roller 7, which is used to move the pull rope 9 to the oil-water separation point.

[0023] As shown in the figure, the scraping assembly includes several limiting telescopic rods 12 fixedly connected to the bottom end of the second gantry frame 10. A spring 13 is fixedly connected to the bottom end of the second gantry frame 10 and around the limiting telescopic rods 12. A second scraper 14 is fixedly connected to the output end of the limiting telescopic rods 12. A first scraper 11 is fixedly connected to the top of the separation tank 1 and below the second scraper 14. The scraper 11 is used to scrape off a small amount of oil and water on the oil-resistant and water-repellent cloth 3.

[0024] As shown in the figure, the second power assembly includes a second servo motor 17 fixedly connected to one side of the second rotating seat 16. The output end of the second servo motor 17 passes through the second rotating seat 16 and is fixedly connected to the rotating shaft inside the second rotating seat 16, and is used to provide power for retracting the pull rope 9.

[0025] As shown in the figure, a PLC controller 18 is fixedly connected to one side of the first gantry frame 5, and a control panel 19 is fixedly connected to the first gantry frame 5 below the PLC controller 18. The control panel 19 and the PLC controller 18 are electrically connected and used to control the equipment on the device.

[0026] Working principle: During use, first check the entire device for any defects. After inspection, pour the oil and water separated from the food waste into separation tank 1. The oil and water in separation tank 1 separate into layers after sedimentation. At this point, the operator uses the PLC controller 18 via control panel 19 to control the equipment on the device. After stratification, the electric push rod 6 drives the first roller 7 to move the pull rope 9 downwards. After the pull rope 9 is moved to the oil-water separation point, the second servo motor 17 is started. The second servo motor 17 drives the rotating shaft on the second rotating seat 16 to rotate. The pull rope 9 is pulled to retrieve the oil-repellent and water-repellent cloth 3. During the retrieval process, the pull rope 9 pulls the oil-repellent and water-repellent cloth 3, which moves along the path of the pull rope 9 to separate the oil and water. After separation, the oil is retrieved. After retrieval, the first servo motor 4 is started to drive the rotating shaft on the first rotating seat 2 to rotate, so as to retrieve the oil-repellent and water-repellent cloth 3. During the retrieval process, the elastic deformation of the spring 13 causes the second scraper 14 to squeeze the oil-repellent and water-repellent cloth 3, which, together with the first scraper 11, scrapes off a small amount of oil and water on the oil-repellent and water-repellent cloth 3.

[0027] The preferred embodiments of this utility model disclosed above are merely illustrative of the present utility model. These preferred embodiments do not exhaustively describe all details, nor do they limit the utility model to any specific implementation. Clearly, many modifications and variations can be made based on the content of this specification. This specification selects and specifically describes these embodiments to better explain the principles and practical applications of this utility model, thereby enabling those skilled in the art to better understand and utilize it. This utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An oil-water separation device for food waste, comprising a separation tank (1), characterized in that: A first rotating seat (2) is fixedly connected to one side of the separation tank (1). An oil- and water-repellent cloth (3) is provided on the rotating shaft of the first rotating seat (2). A first power component is provided on one side of the first rotating seat (2). Support plates (15) are fixedly connected to both sides of the separation tank (1). A first gantry (5) is fixedly connected to the top of the support plate (15). A pressure wire component is provided at the top of the first gantry (5). A second gantry (10) is fixedly connected to the top of the support plate (15) and located on one side of the first gantry (5). A scraping component is provided at the bottom of the second gantry (10). A second rotating seat (16) is fixedly connected to one side of the separation tank (1). A pull rope (9) is provided on the rotating shaft of the second rotating seat (16). A second power component is provided on one side of the second rotating seat (16). A second roller (8) is fixedly connected to one side inside the separation tank (1). One end of the pull rope (9) is fixedly connected to one end of the oil- and water-repellent cloth (3).

2. The oil-water separator for food waste according to claim 1, characterized in that: The first power assembly includes a first servo motor (4) fixedly connected to one side of the first rotating seat (2), and the output end of the first servo motor (4) is fixedly connected through the first rotating seat (2) and the rotating shaft inside the first rotating seat (2).

3. The oil-water separator for catering waste according to claim 1, characterized in that: The pressing assembly includes an electric push rod (6) fixedly connected to the top of the first gantry (5), and the output end of the electric push rod (6) is fixedly connected to a first roller (7) through the first gantry (5).

4. The oil-water separator for food waste according to claim 1, characterized in that: The scraping assembly includes several limiting telescopic rods (12) fixedly connected to the bottom end of the second gantry (10). A spring (13) is fixedly connected to the bottom end of the second gantry (10) and around the limiting telescopic rods (12). A second scraper (14) is fixedly connected to the output end of the limiting telescopic rods (12). A first scraper (11) is fixedly connected to the top end of the separation pool (1) and below the second scraper (14).

5. The oil-water separator for catering waste according to claim 1, characterized in that: The second power assembly includes a second servo motor (17) fixedly connected to one side of the second rotating seat (16), and the output end of the second servo motor (17) is fixedly connected through the rotating shaft inside the second rotating seat (16).

6. The oil-water separator for catering waste according to claim 1, characterized in that: A PLC controller (18) is fixedly connected to one side of the first gantry (5), and a control panel (19) is fixedly connected to the first gantry (5) below the PLC controller (18). The control panel (19) and the PLC controller (18) are electrically connected.